Extrusion die head for colloidal particle production

Abstract

The utility model discloses an extrusion die head for colloidal particle production, comprising: a first die head provided with a first discharge cavity; the second die head is arranged on one side of the first die head, the second die head is provided with a second discharging cavity, the second discharging cavity is communicated with the first discharging cavity, and a protruding block is arranged on the side, away from the first die head, of the second die head; the discharging nozzle is arranged on the side, away from the first die head, of the second die head, a groove is formed in the discharging nozzle, the protruding block is connected with the groove in a matched mode, and the discharging nozzle communicates with the second discharging cavity; the connecting mechanism comprises a rotating shaft and a connecting block, the rotating shaft is arranged on the side of the first die head, the connecting block is arranged on the second die head, and the connecting block is connected with the rotating shaft, so that the second die head rotates to be close to or away from the first die head.

Description

Technical Field

[0001] This application relates to the technical field of plastic pellet production, and particularly relates to an extrusion die head for rubber pellet production. Background Art

[0002] An extruder is a device used for producing rubber pellets. Through the pressure and shear force generated by the screw, the material can be fully plasticized and uniformly mixed, and then extruded and formed through the extrusion die head. During extrusion, some materials will adhere to the extrusion die head, so the extrusion die head needs to be cleaned after extrusion.

[0003] Among them, the extrusion die head includes a first die head and a second die head. The first die head is fixed on the extruder body, and the second die head is fixedly connected to the first die head. At this time, during cleaning, the second die head needs to be removed from the first die head first, then the first die head and the second die head are cleaned separately, and finally the cleaned second die head is installed on the first die head. By adopting the above structure, the second die head needs to be moved up and down, resulting in high labor intensity and low work efficiency. Summary of the Utility Model

[0004] This application aims to solve at least one of the technical problems existing in the prior art. For this reason, this application provides an extrusion die head for rubber pellet production, which facilitates the cleaning of the first die head and the second die head, does not require the removal of the second die head, reduces labor intensity, and improves work efficiency.

[0005] The extrusion die head for rubber pellet production according to an embodiment of this application includes: a first die head provided with a first discharge cavity; a second die head disposed on one side of the first die head, the second die head is provided with a second discharge cavity, the second discharge cavity is communicated with the first discharge cavity, and a convex block is disposed on the side of the second die head away from the first die head; a discharge nozzle disposed on the side of the second die head away from the first die head, the discharge nozzle is provided with a groove, the convex block is in fit connection with the groove, and the discharge nozzle is communicated with the second discharge cavity; a connecting mechanism including a rotating shaft and a connecting block, the rotating shaft is disposed on the side of the first die head, the connecting block is disposed on the second die head, and the connecting block is connected to the rotating shaft to rotate the second die head to be close to or away from the first die head.

[0006] The extrusion die head for rubber pellet production according to an embodiment of this application has at least the following beneficial effects: When cleaning is required, the second die head is rotated away from the first die head through the connecting mechanism to open the second die head from the first die head. At this time, it is convenient to clean the first die head and the second die head, without removing the second die head, reducing labor intensity and improving work efficiency; by adopting the cooperation of the convex block and the groove, it is convenient to realize the connection between the discharge nozzle and the second die head, with a simple structure and convenient operation.

[0007] For the extrusion die head for pellet production according to the embodiments of the present application, the bump is provided with a first mounting hole, the discharge nozzle is provided with a second mounting hole, and the first mounting hole and the second mounting hole are fixedly connected by a first fastener.

[0008] For the extrusion die head for pellet production according to the embodiments of the present application, the second die head is provided with an inclined surface, and the bump is arranged on the inclined surface.

[0009] For the extrusion die head for pellet production according to the embodiments of the present application, the second discharge cavity is provided with a discharge hole, the discharge hole is arranged on the bump, and the discharge nozzle is connected to the discharge hole.

[0010] For the extrusion die head for pellet production according to the embodiments of the present application, the connecting block includes a first connecting portion and a second connecting portion. The first connecting portion is connected to the rotating shaft, the second connecting portion is connected to the second die head, and the first connecting portion and the second connecting portion are hinged.

[0011] For the extrusion die head for pellet production according to the embodiments of the present application, the first die head is provided with a first fixing hole, the second die head is provided with a second fixing hole, and the first fixing hole and the second fixing hole are connected by a second fastener.

[0012] For the extrusion die head for pellet production according to the embodiments of the present application, the first discharge cavity is recessed inwardly to form a first step, the second discharge cavity protrudes outwardly to form a second step, and the first step is in mating connection with the second step.

[0013] For the extrusion die head for pellet production according to the embodiments of the present application, a handle is arranged on one side of the second die head away from the connecting block.

[0014] Additional aspects and advantages of the present application will be given in part in the following description, become apparent in part from the following description, or be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is the first structural schematic diagram of the extrusion die head for pellet production according to the embodiments of the present application;

[0017] Figure 2It is the second structural schematic diagram of the extrusion die head for rubber particle production in the embodiment of the present application;

[0018] Figure 3 It is the third structural schematic diagram of the extrusion die head for rubber particle production in the embodiment of the present application.

[0019] Explanation of reference numerals:

[0020] First die head 100; First discharge cavity 110; First fixing hole 120; First step 130; Second die head 200; Second discharge cavity 210; Bump 220; Discharge hole 230; First mounting hole 240; Handle 250; Second fixing hole 260; Second fastener 270; Second step 280; Discharge nozzle 300; Groove 310; Second mounting hole 320; First fastener 330; Rotating shaft 410; Connecting block 420; First connecting portion 430; Second connecting portion 440. Detailed implementation manners

[0021] The embodiments of the present application will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present application and should not be construed as a limitation to the present application.

[0022] In the description of the present application, it should be understood that with respect to the orientation description, such as the orientation or positional relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present application.

[0023] In the description of the present application, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including the recited number, and above, below, within, etc. are understood as including the recited number. If there is a description of first and second, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0024] In the description of the present application, it should be noted that unless otherwise clearly specified and defined, the terms "installed, connected and joined" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0025] The following will combine with Figures 1 to 3 to make a detailed description of the extrusion die head for rubber particle production of this application.

[0026] Referring to Figures 1 to 3 an embodiment of this application provides an extrusion die head for rubber particle production, including: a first die head 100, provided with a first discharge cavity 110; a second die head 200, arranged on one side of the first die head 100, the second die head 200 is provided with a second discharge cavity 210, the second discharge cavity 210 communicates with the first discharge cavity 110, and a convex block 220 is arranged on the side of the second die head 200 away from the first die head 100; a discharge nozzle 300, arranged on the side of the second die head 200 away from the first die head 100, the discharge nozzle 300 is provided with a groove 310, the convex block 220 is connected with the groove 310 in a matching manner, and the discharge nozzle 300 communicates with the second discharge cavity 210; a connecting mechanism, including a rotating shaft 410 and a connecting block 420, the rotating shaft 410 is arranged on the side of the first die head 100, the connecting block 420 is arranged on the second die head 200, and the connecting block 420 is connected with the rotating shaft 410 to make the second die head 200 rotate to approach or move away from the first die head 100.

[0027] When cleaning is required, the second die head 200 is rotated away from the first die head 100 through the connecting mechanism, so that the second die head 200 is opened from the first die head 100. At this time, it is convenient to clean the first die head 100 and the second die head 200 without removing the second die head 200, reducing labor intensity and improving work efficiency; by adopting the cooperation of the convex block 220 and the groove 310, it is convenient to realize the connection between the discharge nozzle 300 and the second die head 200, with a simple structure and convenient operation.

[0028] Referring to Figures 1 to 3 Among them, the convex block 220 is provided with a first mounting hole 240, the discharge nozzle 300 is provided with a second mounting hole 320, and the first mounting hole 240 and the second mounting hole 320 are fixedly connected through a first fastener 330. During installation, the convex block 220 is matched with the groove 310 to realize the rapid positioning of the discharge nozzle 300, and then the discharge nozzle 300 is fixed on the second die head 200 through the first fastener 330, thereby improving the connection stability. It can be imagined that the second die head 200 is provided with an inclined surface, and the convex block 220 is arranged on the inclined surface. By providing the inclined surface, the discharge nozzle 300 is arranged to incline downward, so as to facilitate the extrusion of materials from the discharge nozzle 300, improve stability and reliability, and improve product quality.

[0029] Further, the second discharge cavity 210 is provided with a discharge hole 230. The discharge hole 230 is arranged on the bump 220, and the discharge nozzle 300 is connected to the discharge hole 230. Specifically, a plurality of discharge holes 230 are provided, and the plurality of discharge holes 230 are arranged horizontally. Correspondingly, the discharge nozzle 300 is provided with a plurality of outlets, and the plurality of outlets correspond to the plurality of discharge holes 230 one by one. By adopting the above structure, the product quality can be improved and the work efficiency can be increased.

[0030] Referring to Figures 1 to 3 , in this embodiment, the connecting block 420 includes a first connecting portion 430 and a second connecting portion 440. The first connecting portion 430 is connected to the rotating shaft 410, and the second connecting portion 440 is connected to the second die head 200. The first connecting portion 430 and the second connecting portion 440 are hinged. By adopting the above structure, it is convenient to realize the rotation of the second die head 200, the structure is simple, and the operation is convenient. It is easy to understand that a handle 250 is arranged on the side of the second die head 200 away from the connecting block 420. By pulling the handle 250, it is convenient to realize the rotation of the second die head 200, the structure is simple, the labor intensity is reduced, and the work efficiency is increased.

[0031] Referring to Figures 1 to 3 , in some embodiments of the present application, the first die head 100 is provided with a first fixing hole 120, and the second die head 200 is provided with a second fixing hole 260. The first fixing hole 120 and the second fixing hole 260 are connected by a second fastener 270. By using the second fastener 270 to fix the second die head 200 on the first die head 100, the connection stability can be improved, and the safety and reliability of the equipment can be enhanced. Among them, the second fixing hole 260 is set as a countersunk hole, which can enable the second fastener 270 to be completely embedded, prevent being knocked by the second fastener 270 during use and get injured, and improve safety.

[0032] It can be conceived that the first discharge cavity 110 is recessed inwardly with a first step 130, and the second discharge cavity 210 protrudes outwardly with a second step 280. The first step 130 and the second step 280 are cooperatively connected. By matching the first step 130 and the second step 280, the communication between the first discharge cavity 110 and the second discharge cavity 210 can be realized, and the operation is simple. Further, a sealing ring is arranged between the first step 130 and the second step 280, which can avoid the overflow of materials and improve the sealing performance.

[0033] In the description of this specification, the descriptions referring to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0034] The embodiments of the present application have been described in detail above in conjunction with the accompanying drawings. However, the present application is not limited to the above embodiments. Various changes can be made without departing from the spirit of the present application within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. Extrusion die head for producing rubber particles, characterized in that Comprising: A first die head, provided with a first discharge cavity; A second die head, disposed on one side of the first die head, the second die head is provided with a second discharge cavity, the second discharge cavity is communicated with the first discharge cavity, and a convex block is disposed on the side of the second die head away from the first die head; A discharge nozzle, disposed on the side of the second die head away from the first die head, the discharge nozzle is provided with a groove, the convex block is connected with the groove in a matching manner, and the discharge nozzle is communicated with the second discharge cavity; A connecting mechanism, including a rotating shaft and a connecting block, the rotating shaft is disposed on the side of the first die head, the connecting block is disposed on the second die head, and the connecting block is connected with the rotating shaft to enable the second die head to rotate to approach or move away from the first die head.

2. The extrusion die head for rubber particle production according to claim 1, wherein, The convex block is provided with a first mounting hole, the discharge nozzle is provided with a second mounting hole, and the first mounting hole and the second mounting hole are fixedly connected by a first fastener.

3. The extrusion die head for producing rubber particles according to claim 2, characterized in that, The second die head is provided with an inclined surface, and the convex block is disposed on the inclined surface.

4. The extrusion die head for rubber particle production according to claim 3, characterized in that, The second discharge cavity is provided with a discharge hole, the discharge hole is disposed on the convex block, and the discharge nozzle is connected with the discharge hole.

5. The extrusion die head for producing rubber particles according to claim 1, characterized in that, The connecting block includes a first connecting portion and a second connecting portion, the first connecting portion is connected with the rotating shaft, the second connecting portion is connected with the second die head, and the first connecting portion and the second connecting portion are hinged.

6. The extrusion die head for rubber particle production according to claim 1, characterized in that, The first die head is provided with a first fixing hole, the second die head is provided with a second fixing hole, and the first fixing hole and the second fixing hole are connected by a second fastener.

7. The extrusion die head for rubber particle production according to claim 6, characterized in that, The first discharge cavity is recessed inwardly to form a first step, the second discharge cavity protrudes outwardly to form a second step, and the first step is connected with the second step in a matching manner.

8. The extrusion die head for producing rubber particles according to claim 6, characterized in that, A handle is disposed on the side of the second die head away from the connecting block.

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